[root@dfbsd ~]# cc -O2 -o /root/resetconfig_race /root/resetconfig_race.c -lpthread
(no diagnostics, rc=0)
[root@dfbsd ~]# ls -l /root/resetconfig_race
-rwxr-xr-x  1 root wheel 14304 Sep 22 00:05 /root/resetconfig_race